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-rw-r--r--unpack-trees.c30
1 files changed, 23 insertions, 7 deletions
diff --git a/unpack-trees.c b/unpack-trees.c
index 87517364dc..e10a9d1209 100644
--- a/unpack-trees.c
+++ b/unpack-trees.c
@@ -1,8 +1,10 @@
+#define USE_THE_REPOSITORY_VARIABLE
+
#include "git-compat-util.h"
#include "advice.h"
#include "strvec.h"
#include "repository.h"
-#include "config.h"
+#include "parse.h"
#include "dir.h"
#include "environment.h"
#include "gettext.h"
@@ -208,6 +210,7 @@ void clear_unpack_trees_porcelain(struct unpack_trees_options *opts)
{
strvec_clear(&opts->internal.msgs_to_free);
memset(opts->internal.msgs, 0, sizeof(opts->internal.msgs));
+ discard_index(&opts->internal.result);
}
static int do_add_entry(struct unpack_trees_options *o, struct cache_entry *ce,
@@ -805,6 +808,8 @@ static int traverse_by_cache_tree(int pos, int nr_entries, int nr_names,
if (!o->merge)
BUG("We need cache-tree to do this optimization");
+ if (nr_entries + pos > o->src_index->cache_nr)
+ return error(_("corrupted cache-tree has entries not present in index"));
/*
* Do what unpack_callback() and unpack_single_entry() normally
@@ -864,8 +869,8 @@ static int traverse_trees_recursive(int n, unsigned long dirmask,
struct unpack_trees_options *o = info->data;
int i, ret, bottom;
int nr_buf = 0;
- struct tree_desc t[MAX_UNPACK_TREES];
- void *buf[MAX_UNPACK_TREES];
+ struct tree_desc *t;
+ void **buf;
struct traverse_info newinfo;
struct name_entry *p;
int nr_entries;
@@ -902,6 +907,9 @@ static int traverse_trees_recursive(int n, unsigned long dirmask,
newinfo.pathlen = st_add3(newinfo.pathlen, tree_entry_len(p), 1);
newinfo.df_conflicts |= df_conflicts;
+ ALLOC_ARRAY(t, n);
+ ALLOC_ARRAY(buf, n);
+
/*
* Fetch the tree from the ODB for each peer directory in the
* n commits.
@@ -937,6 +945,8 @@ static int traverse_trees_recursive(int n, unsigned long dirmask,
for (i = 0; i < nr_buf; i++)
free(buf[i]);
+ free(buf);
+ free(t);
return ret;
}
@@ -2062,9 +2072,13 @@ int unpack_trees(unsigned len, struct tree_desc *t, struct unpack_trees_options
if (o->dst_index) {
move_index_extensions(&o->internal.result, o->src_index);
if (!ret) {
- if (git_env_bool("GIT_TEST_CHECK_CACHE_TREE", 0))
- cache_tree_verify(the_repository,
- &o->internal.result);
+ if (git_env_bool("GIT_TEST_CHECK_CACHE_TREE", 0) &&
+ cache_tree_verify(the_repository,
+ &o->internal.result) < 0) {
+ ret = -1;
+ goto done;
+ }
+
if (!o->skip_cache_tree_update &&
!cache_tree_fully_valid(o->internal.result.cache_tree))
cache_tree_update(&o->internal.result,
@@ -2075,6 +2089,7 @@ int unpack_trees(unsigned len, struct tree_desc *t, struct unpack_trees_options
o->internal.result.updated_workdir = 1;
discard_index(o->dst_index);
*o->dst_index = o->internal.result;
+ memset(&o->internal.result, 0, sizeof(o->internal.result));
} else {
discard_index(&o->internal.result);
}
@@ -2313,7 +2328,8 @@ static int verify_clean_subdirectory(const struct cache_entry *ce,
if (S_ISGITLINK(ce->ce_mode)) {
struct object_id oid;
- int sub_head = resolve_gitlink_ref(ce->name, "HEAD", &oid);
+ int sub_head = repo_resolve_gitlink_ref(the_repository, ce->name,
+ "HEAD", &oid);
/*
* If we are not going to update the submodule, then
* we don't care.